residual deformation

简明释义

残留变形

英英释义

例句

1.In materials testing, residual deformation 残余变形 can indicate the material's yield point.

在材料测试中，残余变形可以指示材料的屈服点。

2.After the compression test, the sample displayed residual deformation 残余变形 that was not expected.

压缩测试后，样本显示出不应有的残余变形。

3.During the earthquake simulation, the building showed significant residual deformation 残余变形 that raised safety concerns.

在地震模拟过程中，建筑物显示出显著的残余变形，引发了安全隐患。

4.The engineer noted that the structure exhibited residual deformation 残余变形 after the load was removed.

工程师注意到在负载移除后，结构表现出残余变形。

5.The residual deformation 残余变形 observed in the metal after welding requires further analysis.

焊接后观察到的残余变形需要进一步分析。

作文

In the field of materials science and engineering, understanding the concept of residual deformation is crucial for analyzing the behavior of materials under various loading conditions. Residual deformation refers to the permanent change in shape or size of a material after the removal of the applied load. This phenomenon occurs when the stress applied to a material exceeds its elastic limit, leading to plastic deformation. The study of residual deformation is essential for predicting the long-term performance and durability of structures and components.When a material is subjected to external forces, it initially deforms elastically, which means it will return to its original shape once the load is removed. However, if the force continues to increase beyond a certain threshold, known as the yield strength, the material undergoes plastic deformation. At this stage, even after the load is removed, the material does not return to its original dimensions, resulting in residual deformation. This permanent alteration can have significant implications for the integrity and functionality of the material.For instance, in civil engineering, the residual deformation of structural elements such as beams and columns can affect the overall stability of a building. Engineers must account for potential residual deformation when designing structures to ensure they can withstand the anticipated loads without failing. This is particularly important in areas prone to earthquakes or heavy winds, where materials may experience extreme forces that lead to irreversible changes.Moreover, the concept of residual deformation is also relevant in manufacturing processes. For example, during metal forming operations like forging or rolling, materials are intentionally deformed to achieve desired shapes. Understanding how much residual deformation will occur during these processes helps engineers optimize production methods and ensure that the final products meet specified tolerances and performance criteria.Additionally, the study of residual deformation extends to the field of geotechnical engineering, where soil and rock mechanics play a vital role. When subjected to loading from structures or natural events, soils can exhibit residual deformation, which may impact the stability of foundations and slopes. Geotechnical engineers must evaluate the residual deformation characteristics of soil to design safe and effective support systems for buildings and infrastructure.In conclusion, residual deformation is a key concept that spans multiple disciplines within engineering and materials science. Its understanding is critical for ensuring the safety, durability, and performance of various materials and structures. By studying the factors that contribute to residual deformation, engineers can make informed decisions that enhance the reliability and longevity of their designs. As technology advances, the ability to predict and manage residual deformation will continue to evolve, leading to more resilient and efficient engineering solutions.

在材料科学和工程领域，理解残余变形的概念对于分析材料在各种加载条件下的行为至关重要。残余变形是指在施加负载后，材料形状或尺寸的永久性变化。当施加于材料的应力超过其弹性极限时，这种现象就会发生，导致塑性变形。研究残余变形对于预测结构和组件的长期性能和耐久性至关重要。当材料受到外力作用时，最初会发生弹性变形，这意味着一旦负载被移除，它将恢复到原始形状。然而，如果力量继续增加超过某个阈值，即屈服强度，材料就会经历塑性变形。在这个阶段，即使负载被移除，材料也不会恢复到其原始尺寸，导致残余变形。这种永久性改变可能对材料的完整性和功能产生重大影响。例如，在土木工程中，结构元件如梁和柱的残余变形可能会影响建筑物的整体稳定性。工程师必须考虑潜在的残余变形，以确保设计的结构能够承受预期的负载而不发生失效。这在地震或强风频繁发生的地区尤为重要，因为材料可能会经历导致不可逆变化的极端力量。此外，残余变形的概念在制造过程中也很相关。例如，在金属成型操作（如锻造或轧制）中，材料被故意变形以实现所需形状。了解在这些过程中会发生多少残余变形有助于工程师优化生产方法，并确保最终产品符合规定的公差和性能标准。此外，残余变形的研究还延伸到岩土工程领域，在该领域，土壤和岩石力学发挥着重要作用。当受到来自结构或自然事件的加载时，土壤可能会表现出残余变形，这可能会影响基础和坡面的稳定性。岩土工程师必须评估土壤的残余变形特性，以设计安全有效的建筑和基础设施支撑系统。总之，残余变形是一个关键概念，跨越工程和材料科学的多个学科。理解这一点对于确保各种材料和结构的安全、耐久性和性能至关重要。通过研究导致残余变形的因素，工程师可以做出明智的决策，从而增强设计的可靠性和使用寿命。随着技术的发展，预测和管理残余变形的能力将继续发展，带来更具韧性和高效的工程解决方案。